1489753400

素因数分解:

$2^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{37811}}^1$

素因数の和:38024

約数の個数: 48

約数和(自身を含む): 3481350840

約数和(自身を除く): 1991597440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 394, 788, 985, 1576, 1970, 3940, 4925, 7880, 9850, 19700, 37811, 39400, 75622, 151244, 189055, 302488, 378110, 756220, 945275, 1512440, 1890550, 3781100, 7448767, 7562200, 14897534, 29795068, 37243835, 59590136, 74487670, 148975340, 186219175, 297950680, 372438350, 744876700, 1489753400]

約数ペア:

[(1, 1489753400), (2, 744876700), (4, 372438350), (5, 297950680), (8, 186219175), (10, 148975340), (20, 74487670), (25, 59590136), (40, 37243835), (50, 29795068), (100, 14897534), (197, 7562200), (200, 7448767), (394, 3781100), (788, 1890550), (985, 1512440), (1576, 945275), (1970, 756220), (3940, 378110), (4925, 302488), (7880, 189055), (9850, 151244), (19700, 75622), (37811, 39400)]